<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>数据类型和变量2</title>
    <script src="test.js"></script>
</head>
<body>
    <button type="button" onclick="test()" style="width: 150px;height: 80px; background-color: green;color: yellow">数据类型和变量</button><br/>
    <button type="button" onclick="isNumber()" style="background-color: red;color: yellow;width: 150px;height: 100px">Not a Number</button><br/>
    <button type="button" onclick="Array()" style="background-color: white;color: yellow;width: 150px;height: 100px">数组</button><br/>
    <button type="button" onclick="Object()" style="height: 50px;width: 120px;background-color: grey;color: blue">对象</button><br/>
    <button type="button" onclick="Variable()" style="background-color: yellow;color:blue;width:
120px;height: 50px">变量</button><br/>
    <button type="button" onclick="Strict()" style="height: 50px;width: 100px;background-color: green;color: yellow">strict模式</button>
</body>

</html>